Abstract
The derivatives obtained by reaction of o-halonitrothiophenes with cyanoacetic and acetoacetic esters were converted to thieno[2,3-b]- and thieno[3,2-b]pyrroles by reductive cyclization.
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See [1] for communication VI.
Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 12, pp. 1628–1630, December, 1973.
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Shvedov, V.I., Vasil'eva, V.K., Trofimkin, Y.I. et al. Functional derivatives of thiophene. Chem Heterocycl Compd 9, 1473–1475 (1973). https://doi.org/10.1007/BF00477560
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DOI: https://doi.org/10.1007/BF00477560